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Occult Blood
MeSH Descriptor Data 2026
Details
Qualifiers
MeSH Tree Structures
Concepts
MeSH Heading
Occult Blood
Tree Number(s)
E01.370.225.925
E05.200.925
Unique ID
D009780
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D009780
Annotation
if fecal occult blood, do not coordinate with
FECES
Scope Note
Chemical, spectroscopic, or microscopic detection of extremely small amounts of blood.
Entry Term(s)
Fecal Occult Blood Test
NLM Classification #
QY 160
See Also
Melena
Date Introduced
1966/01/01
Last Updated
2020/06/09
No Qualifiers
Diagnosis [E01]
Diagnostic Techniques and Procedures [E01.370]
Clinical Laboratory Techniques [E01.370.225]
Clinical Chemistry Tests [E01.370.225.124]
COVID-19 Testing [E01.370.225.312]
Cytological Techniques [E01.370.225.500]
Genetic Testing [E01.370.225.562]
Hematologic Tests [E01.370.225.625]
Histological Techniques [E01.370.225.750]
Immunologic Tests [E01.370.225.812]
Laboratory Critical Values [E01.370.225.828]
Metabolic Clearance Rate [E01.370.225.843]
Microbiological Techniques [E01.370.225.875]
Molecular Diagnostic Techniques [E01.370.225.880]
Neonatal Screening [E01.370.225.910]
Occult Blood [E01.370.225.925]
Parasite Load [E01.370.225.932]
Parasitic Sensitivity Tests [E01.370.225.940]
Pooled Testing [E01.370.225.948]
Pre-Analytical Phase [E01.370.225.955]
Pregnancy Tests [E01.370.225.970]
Radioligand Assay [E01.370.225.985]
Rapid Diagnostic Tests [E01.370.225.989]
Semen Analysis [E01.370.225.992]
Sex Determination Analysis [E01.370.225.996]
Specimen Handling [E01.370.225.998]
Investigative Techniques [E05]
Clinical Laboratory Techniques [E05.200]
Clinical Chemistry Tests [E05.200.124]
COVID-19 Testing [E05.200.312]
Cytological Techniques [E05.200.500]
Genetic Testing [E05.200.562]
Hematologic Tests [E05.200.625]
Histological Techniques [E05.200.750]
Immunologic Tests [E05.200.812]
Laboratory Critical Values [E05.200.828]
Metabolic Clearance Rate [E05.200.843]
Microbiological Techniques [E05.200.875]
Molecular Diagnostic Techniques [E05.200.880]
Neonatal Screening [E05.200.910]
Occult Blood [E05.200.925]
Parasite Load [E05.200.932]
Parasitic Sensitivity Tests [E05.200.940]
Pregnancy Tests [E05.200.970]
Radioligand Assay [E05.200.985]
Rapid Diagnostic Tests [E05.200.989]
Semen Analysis [E05.200.992]
Sex Determination Analysis [E05.200.996]
Specimen Handling [E05.200.998]
Expand All
Collapse All
Occult Blood
Preferred
Concept UI
M0015185
Scope Note
Chemical, spectroscopic, or microscopic detection of extremely small amounts of blood.
Terms
Occult Blood
Preferred Term
Term UI
T029064
Date
01/01/1999
LexicalTag
NON
ThesaurusID
NLM (1966)
Fecal Occult Blood Test
Narrower
Concept UI
M000679325
Terms
Fecal Occult Blood Test
Preferred Term
Term UI
T001005637
Date
01/15/2020
LexicalTag
NON
ThesaurusID
NLM (2021)
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